55803360 has 48 divisors (see below), whose sum is σ = 175782096. Its totient is φ = 14880768.

The previous prime is 55803353. The next prime is 55803383. The reversal of 55803360 is 6330855.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×55803360² = 6228029974579200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57649 + ... + 58608.

It is an arithmetic number, because the mean of its divisors is an integer number (3662127).

Almost surely, 2^55803360 is an apocalyptic number.

It is an amenable number.

55803360 is an abundant number, since it is smaller than the sum of its proper divisors (119978736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55803360 is a wasteful number, since it uses less digits than its factorization.

55803360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116275 (or 116267 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 55803360 is about 7470.1646568198. The cubic root of 55803360 is about 382.1379033002.

The spelling of 55803360 in words is "fifty-five million, eight hundred three thousand, three hundred sixty".